发明名称 |
COMPOSITE METAL CYANIDE COMPLEX CATALYST HAVING ORGANIC LIGAND, METHOD FOR PRODUCING THE SAME AND METHOD FOR PRODUCING POLYETHER POLYOL |
摘要 |
To provide a process for producing, simply and with high reproducibility, a double metal cyanide complex catalyst having an organic ligand, which has a high catalytic activity, a small particle size and a high particle size uniformity. A process for producing a double metal cyanide complex catalyst having an organic ligand, comprising (a) a step of contacting an aqueous metal halide compound solution and an aqueous transition metal cyanide compound solution in a laminar flow state to obtain a liquid containing a double metal cyanide complex, and (b) a step of mixing the liquid containing a double metal cyanide complex, and an organic ligand, to obtain a dispersion containing a double metal cyanide complex catalyst having an organic ligand. |
申请公布号 |
EP2135888(A1) |
申请公布日期 |
2009.12.23 |
申请号 |
EP20080740085 |
申请日期 |
2008.04.09 |
申请人 |
ASAHI GLASS COMPANY, LIMITED |
发明人 |
KADOWAKI, YOSHINOBU;IKAI, SHIGERY;SASAO, YASUYUKI;YAMADA, KAZUHIKO;YAMADA, KENJI |
分类号 |
C08G65/10;B01J27/26;B01J31/22;B01J31/26;B01J37/03;C08G65/26 |
主分类号 |
C08G65/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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